Variety comparative test of 8 orchardgrass cultivars (lines) in western of Chongqing area

In order to select ecologically adaptable orchardgrass cultivars (lines) in western Chongqing, the phenophase, growth rate, yield, stem/leaf ratio, agronomic characters, and nutrient components of eight orchardgrass cultivars/lines were tested for two years. The results showed that all orchardgrass cultivars/lines were able to adapt to the natural environment in western Chongqing. 02-116 showed the fastest growth and the highest hay yield. Aldebaran had the lowest stem/leaf ratio and the highest nutrition value. The comprehensive evaluation showed that 02-116 and Aldebaran were better cultivar/lines compared to others, suitable for planting in western Chongqing.